As markets react to Greece’s latest standoff with the European Union, Knowledge@Wharton has produced a series of articles to shed light on what a Greek default — or potential exit from the euro — means for Greece, the eurozone and global markets.

Events in the eurozone have quickly moved from threats to market shock. Wharton’s Mauro Guillen discusses what is likely to unfold. “There is no other way to describe the situation except as chaotic. This is almost like ‘The Twilight Zone.’”